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OSG Spiral Flute Tap: #12-24 UNC, 2B, 3 Flute, Bottoming Chamfer - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: #12-24 UNC, 2B, 3 Flute, Bottoming Chamfer

The OSG Spiral Flute Tap (#12-24 UNC, MPN 2986801) is a general-purpose tap with a 2B thread class, bottoming chamfer, and 3-flute design, made from black oxide high-speed steel. 3G Electric interprets this demand…

SKU 3G-OTH-230997

Brand
OSG
Item
Spiral Flute Tap: #12-24 UNC, 2B, 3 Flute, Bottoming Chamfer
Category
General Purpose Spiral-Flute Taps
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Technical Specifications

OSG
Manufacturer Part Number
2986801
Type
2B, Bottoming Chamfer, Black Oxide High Speed Steel
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Flute Tap (#12-24 UNC, MPN 2986801) is a general-purpose tap with a 2B thread class, bottoming chamfer, and 3-flute design, made from black oxide high-speed steel. 3G Electric interprets this demand and sources the genuine OSG product, supporting your machining operations across 14 industrial departments with specialist depth in cutting tools and controls.

Frequently Asked Questions

What is the OSG spiral flute tap #12-24 UNC used for?

The OSG spiral flute tap #12-24 UNC is used for threading blind holes in ferrous and non-ferrous materials. Its spiral flute design evacuates chips upward, preventing clogging. The bottoming chamfer allows threading close to the hole bottom. It is ideal for general-purpose tapping in manufacturing and maintenance applications.

What are the specifications of the OSG spiral flute tap #12-24 UNC?

The OSG spiral flute tap has a #12-24 UNC thread size, 2B class of fit, 3 flutes, and a bottoming chamfer. It is made of black oxide high-speed steel for wear resistance and reduced friction. The manufacturer part number is 2986801. It is designed for general-purpose tapping in blind holes.

Where to buy the OSG spiral flute tap #12-24 UNC worldwide?

You can source the OSG spiral flute tap #12-24 UNC worldwide through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We supply genuine OSG taps for industrial applications.

How to select the correct OSG spiral flute tap for blind holes?

To select the correct OSG spiral flute tap for blind holes, match the thread size (e.g., #12-24 UNC) and class of fit (e.g., 2B). Choose a bottoming chamfer for threading near the hole bottom. Ensure the tap material (e.g., black oxide HSS) suits your workpiece. OSG taps are designed for reliable chip evacuation in blind-hole tapping.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG Products

3G Electric supplies OSG general purpose spiral-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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